>> we hear stories of sandy hook elementary school. we heard of a third grader describe screams being heard over the intercom system. we heard about a gym teacher to huddle together a number of her students in the gym to keep them safe but at this point, again, important to note for the viewer that is details about the tragedy continue to trickle in. and that it is at this point a fairly complex story. three scenes, one in hoboken, one here at the elementary school and getting a picture above in newtown and the other not so far away, we found out from justice correspondent pete williams about 15 or 20 minutes ago a family member of ryan lanza, the 24-year-old, the gunman, according to authorities, walked in to his mother's classroom and opened fire around 9:30 this morning. but we're told that nearby, near the school, another family member of lanza's was found dead before this. so at this point, law enforcement trying to connect the dots but we know based on reports we have heard on the ground, folks who are in law enforcement, as well